Onsemi Small Signal Bipolar Junction Transistors (BJT) 2,400+

Reset All
Part RoHS Manufacturer Polarity or Channel Type Configuration Surface Mount Nominal Transition Frequency (fT) Maximum Power Dissipation (Abs) Maximum Collector Current (IC) Package Body Material Transistor Application Maximum Rise Time (tr) Maximum VCEsat Minimum DS Breakdown Voltage Terminal Form Package Shape Operating Mode No. of Elements Maximum Fall Time (tf) No. of Terminals Package Style (Meter) Sub-Category Field Effect Transistor Technology Maximum Power Dissipation Ambient Minimum DC Current Gain (hFE) Maximum Operating Temperature Maximum Collector-Base Capacitance Transistor Element Material Maximum Collector-Emitter Voltage Maximum Turn On Time (ton) Minimum Operating Temperature Maximum Turn Off Time (toff) Terminal Finish Maximum Drain-Source On Resistance Maximum Drain Current (ID) Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Case Connection Qualification Additional Features JEDEC-95 Code JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Maximum Feedback Capacitance (Crss) Reference Standard

2SD1624T-TD-E

Onsemi

NPN

SINGLE

YES

150 MHz

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

50 V

Tin/Bismuth (Sn/Bi)

SINGLE

R-PSSO-F3

1

COLLECTOR

TO-243AA

e6

30

260

BC546ATA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC549BTF

Onsemi

NPN

SINGLE

NO

300 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC80716MTF

Onsemi

PNP

SINGLE

YES

100 MHz

.35 W

.8 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC847BM3T5G

Onsemi

NPN

SINGLE

YES

100 MHz

.6 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-F3

1

Not Qualified

e3

30

260

BC857S

Onsemi

PNP

SEPARATE, 2 ELEMENTS

YES

200 MHz

.3 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

125

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

BSV52

Onsemi

NPN

SINGLE

YES

400 MHz

.225 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

12 V

12 ns

-55 Cel

18 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

DTC114TET1G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

160

150 Cel

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR

e3

40

260

KSP94TA

Onsemi

PNP

SINGLE

NO

.625 W

.3 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

MMBT5087

Onsemi

PNP

SINGLE

YES

40 MHz

.225 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

e3

30

260

MMUN2238LT1G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

160

150 Cel

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR

TO-236

e3

40

260

NSS1C201MZ4T1G

Onsemi

NPN

SINGLE

YES

100 MHz

.8 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

NST45011MW6T1G

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

100 MHz

.38 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

NSVDTC144WET1G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.338 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

BUILT IN BIAS RESISTANCE RATIO IS 0.47

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

NSVMMBT5401M3T5G

Onsemi

PNP

SINGLE

YES

180 MHz

.13 W

.06 A

PLASTIC/EPOXY

AMPLIFIER

.6 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

20

150 Cel

6 pF

SILICON

150 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-F3

1

e3

30

260

AEC-Q101

PN4249

Onsemi

PNP

SINGLE

NO

40 MHz

.6 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

60 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

SBC807-40LT3G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

250

150 Cel

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

TO-236AB

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

2SB1201S-TL-E

Onsemi

PNP

SINGLE

YES

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

SILICON

50 V

SINGLE

R-PSSO-G2

COLLECTOR

TO-252

BC848CWT1

Onsemi

NPN

SINGLE

YES

100 MHz

.0024 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

30 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

235

DTC143ZET1G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 0.1

e3

40

260

MMBT5401M3T5G

Onsemi

PNP

SINGLE

YES

180 MHz

.13 W

.06 A

PLASTIC/EPOXY

AMPLIFIER

.6 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

20

150 Cel

6 pF

SILICON

150 V

-55 Cel

DUAL

R-PDSO-F3

1

NOT SPECIFIED

260

NSVMMUN2212LT1G

Onsemi

NPN

YES

.4 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

MATTE TIN

1

e3

30

260

PZT3904T1

Onsemi

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN LEAD

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e0

30

235

SBC848BLT1

Onsemi

NPN

SINGLE

YES

100 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

30 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e0

30

235

2N3906RLRA

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

Tin/Lead (Sn80Pb20)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

30

235

2SD1048-6-TB-E

Onsemi

NPN

SINGLE

YES

250 MHz

.2 W

.7 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

125 Cel

SILICON

15 V

TIN BISMUTH

DUAL

R-PDSO-G3

1

TO-236AB

e6

30

260

BC847CMTF

Onsemi

NPN

SINGLE

YES

300 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC857AMTF

Onsemi

PNP

SINGLE

YES

150 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

6 pF

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCW61BMTF

Onsemi

PNP

SINGLE

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

SILICON

32 V

150 ns

800 ns

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCW72LT1

Onsemi

NPN

SINGLE

YES

300 MHz

.225 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e0

30

235

BCX71JLT1G

Onsemi

PNP

SINGLE

YES

.35 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

150 ns

800 ns

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

40

260

DTC144EM3T5G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.6 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-F3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

40

260

KSA992FATA

Onsemi

PNP

SINGLE

NO

50 MHz

.5 W

.05 A

1

Other Transistors

300

150 Cel

MATTE TIN

e3

MMBT100A

Onsemi

NPN

SINGLE

YES

250 MHz

.35 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

300

150 Cel

4.5 pF

SILICON

45 V

-55 Cel

DUAL

R-PDSO-G3

MMBT2484LT1G

Onsemi

NPN

SINGLE

YES

.225 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

30

260

MMBT6429LT1

Onsemi

NPN

SINGLE

YES

100 MHz

.225 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

500

150 Cel

SILICON

45 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e0

30

235

MPSA56RLRPG

Onsemi

PNP

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

NSVBC857BLT3G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

45 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

TO-236AB

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

NSVMMBT6520LT1G

Onsemi

PNP

SINGLE

YES

40 MHz

.3 W

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

15

150 Cel

SILICON

350 V

MATTE TIN

DUAL

R-PDSO-G3

1

TO-236

e3

30

260

AEC-Q101

SMUN5211T3G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

35

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

BUILT IN BIAS RESISTOR RATIO IS 1

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

2N3904RLRMG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2SC2314E

Onsemi

NPN

SINGLE

NO

250 MHz

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

100

SILICON

45 V

Tin/Silver/Copper/Nickel (Sn/Ag/Cu/Ni)

SINGLE

R-PSFM-T3

Not Qualified

TO-126

e2

BC847CTT1

Onsemi

NPN

SINGLE

YES

100 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

235

BC850BLT1G

Onsemi

NPN

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

4.5 pF

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

40

260

BC857CLT3G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

NOT SPECIFIED

NOT SPECIFIED

BCX56-10R1

Onsemi

NPN

SINGLE

YES

130 MHz

1.56 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

80 V

TIN LEAD

SINGLE

R-PSSO-F3

1

Not Qualified

e0

MBT3904DW1T3G

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.15 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

MMBT2222A_Q

Onsemi

NPN

SINGLE

YES

300 MHz

.001 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

75

SILICON

40 V

35 ns

285 ns

DUAL

R-PDSO-G3

TO-236AB

Small Signal Bipolar Junction Transistors (BJT)

Small Signal Bipolar Junction Transistors (BJT) are electronic devices used in low-power applications to amplify and switch small signals. They are commonly used in applications such as audio amplifiers, signal processing, and low-power digital circuits.

Small Signal BJTs are designed to handle low-power levels and operate at low to medium frequencies, typically in the range of a few Hz to several MHz. They have a high gain and low noise figure, making them suitable for small signal amplification.

The Small Signal BJT consists of an emitter, base, and collector region, and works by controlling the flow of majority charge carriers (electrons or holes) between the emitter and collector through the base region. When a voltage is applied to the base-emitter junction, a small current flows through the base, allowing a larger current to flow from the emitter to the collector.

Proper use of Small Signal BJTs is important to ensure optimal performance, reliability, and compatibility with other components in the circuit. Small Signal BJTs are often used in conjunction with other components, such as capacitors and resistors, to form complete low-power electronic circuits.B395